Caterpillar Piston Crown, PAI 311263 (OEM 3851657), Pack of 1
Used In These Kits
This part is included in 1 engine & overhaul kits — find yours below.
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311265Caterpillar C9 Piston Kit, PAI , Pack of 1 Ships from supplier · Lead time confirmed when you order - No kits match that search.
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| Engine family | Caterpillar C9 |
| Brand | PAI Industries |
| Part Category | Pistons & Rings |
| Sub-Type | Piston Crown / Skirt |
| Engine Make | Caterpillar |
| Engine Model | C9 |
| Condition | New |
| Stage / Tier | Standard |
Pack of 1.
PAI 311263 is a piston crown. The manufacturer lists a 4.40-inch bore. This listing identifies the named component.
Compatible Engines
PAI lists Caterpillar C9 Engines applications. Match the required part number and listed application.
Manufacturer references: Caterpillar 10R6013; Caterpillar 10R8154; Caterpillar 20R1750; Caterpillar 265-1401; Caterpillar 2651401; Caterpillar 385-1657; Caterpillar 3851657.
Compare the full part number and required specification before ordering.
PAI Part #: 311263
OEM References:
- CATERPILLAR 10R6013
- CATERPILLAR 10R8154
- CATERPILLAR 20R1750
- CATERPILLAR 265-1401
- CATERPILLAR 2651401
- CATERPILLAR 385-1657
- CATERPILLAR 3851657
Applications:
- CATERPILLAR C9 ENGINES
Warranty: 2.0 year(s)
These catalog references may identify this part or components in an assembly. A listed number alone does not confirm whole-assembly interchange or vehicle fitment. Confirm the required part before ordering.
| Number |
|---|
| 10R6013 |
| 10R8154 |
| 20R1750 |
| 265-1401 |
| 2651401 |
| 385-1657 |
| 3851657 |
| CATERPILLAR 10R6013 |
| CATERPILLAR 10R8154 |
| CATERPILLAR 20R1750 |
| CATERPILLAR 265-1401 |
| CATERPILLAR 2651401 |
| CATERPILLAR 385-1657 |
| CATERPILLAR 3851657 |
| PAI 311263 |
No cross-reference numbers match that search.
Discovery models are listed below. Confirm the complete application and any ESN/CPL or size restrictions before ordering.
Most PAI parts carry a 2-year unlimited-mileage PAI warranty — 3 years on the High Performance tier, 1 year on Excel by PAI. See Warranty & Returns for full coverage terms, or call a specialist to confirm the exact coverage on this part.
PAI published warranty tiers: High Performance — 3-Year · Genuine PAI — 2-Year · Excel — 1-Year, unlimited mileage. The badge beside the price shows this product's recorded term; when no badge is shown, confirm coverage with a specialist.






